A) Opposite B) Subopposite C) Whorled D) Alternate
A) Ovate B) Linear C) Lanceolate D) Cordate
A) Entire B) Crenate C) Lobed D) Serrate
A) Glabrous surface B) Asymmetrical leaf base C) Parallel venation D) Symmetrical leaf base
A) Virus B) Bacteria C) Insect D) Fungus
A) Red Elm B) Siberian Elm C) Winged Elm D) American Elm
A) Corky wings on twigs B) Smooth bark C) Reddish leaves in fall D) Large thorns
A) Papery B) Deeply furrowed C) Peeling D) Smooth
A) Drupe B) Acorn C) Samara D) Berry
A) American Elm B) Red Elm C) English Elm D) Siberian Elm
A) Sheds leaves annually B) Has needle-like leaves C) Grows very slowly D) Retains leaves year-round
A) Root system B) Bark texture C) Habit D) Leaf arrangement
A) Gravity B) Wind C) Animals D) Water
A) Slippery Elm B) Cedar Elm C) Water Elm D) Rock Elm
A) Paper production B) Firewood C) Medicinal purposes D) Construction lumber
A) Siberian Elm B) Rock Elm C) Red Elm D) American Elm
A) Southern United States B) Northeastern United States C) Pacific Northwest D) Europe
A) Large and showy B) Brightly colored C) Inconspicuous D) Fragrant
A) Swamps B) High mountains C) Deserts D) Floodplains
A) Spreading branches B) Rounded shape C) Columnar shape D) Weeping branches
A) Ecology B) Zoology C) Botany D) Dendrology
A) American elm leaves are rounder. B) Siberian elm leaves are hairy. C) Siberian elm leaves are smaller. D) American elm leaves are always perfectly symmetrical.
A) Improved the population B) Made them more resistant to other diseases C) Had no impact D) Caused a significant decline
A) Caterpillars B) Aphids C) Elm bark beetles D) Wind
A) Rock Elm B) Cedar Elm C) Winged Elm D) Maple Elm
A) A cultivated variety B) A type of disease C) A type of fertilizer D) A wild type
A) Leaf stems B) Areas between veins C) Root systems D) Leaf margins
A) Determines susceptibility to disease B) It is not important C) Determines the size of the tree D) Helps narrow down possibilities
A) Dry growing conditions B) Potentially wet growing conditions C) Recent storm damage D) Extremely fertile soil
A) Will never require pruning B) Completely immune to all diseases C) Will grow extremely quickly D) Less susceptible to certain diseases |